Question

A bag contains 9 red balls 6 green bolls . if 3 more red bolls put in the bag .find the probability of drowning red boll

Answer 1

Step-by-step explanation:

Given :A bag contains 9 red balls 6 green bolls.

If there is three more red balls put in the bag .

Let us consider n(a) and n(b) be the probability of getting a red ball and green balls.

a=9+3=12

b=6

n(a)=12/2

There is only 2 possible red or green

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